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Certificate Trust Validation

The organization shall validate the trustworthiness of digital certificates, ensuring certificates are issued by trusted authorities and certificate chains are valid. Validation shall include verification of certificate chains, validation of certificate issuance policies, and confirmation of certificate trust.

Requirement ID
CRY-005-R007
Parent Control
CRY-005
Domain Code
CRY

Requirement Details & Guidance

CRY-005-R007 · CRY-005
Why This Requirement Exists

Ensures systems trust only appropriate certificate authorities and validate certificate properties correctly, reducing impersonation and man-in-the-middle risk.

Implementation Guidance

Maintain approved trust stores and validate chain, hostname, validity, usage, and revocation status where supported. Control trust-store changes.

Practical Application & Audit Readiness

CRY-005-R007 · Field Guidance

Business Examples

    Common Audit Findings

      Common Mistakes

        Best Practices & Ownership

        CRY-005 · Recommended Approach

        Recommended Practices

          Typical Owner

          Cross-Mapped Regulatory Frameworks

          Harmonized Control Mappings
          FRAMEWORK CODE FRAMEWORK NAME & DETAILS FAMILY / CATEGORY VERSION ACTION
          IRDAI IRDAI Information & Cyber Security Guidelines IRDAI information and cyber-security requirements... Clause: §2.12-3.1 – Use of Cryptography
          India
          Guideline
          		 vLatest View →
          RBI-CSF RBI Cyber Security Framework / Master Directions RBI cyber-security requirements and directions set... Clause: 8) User Access Control / Management – 8.1 Secure access with protection of data at rest and in transit
          India
          Regulation
          		 vLatest View →
          SEBI-CSCRF SEBI Cyber Security & Cyber Resilience Framework SEBI’s Cybersecurity and Cyber Resilience Framewor... Clause: 3.3 PR.DS: Data Security
          India
          Regulation
          		 vLatest View →
          DORA Digital Operational Resilience Act The EU Digital Operational Resilience Act establis... Clause: Article 9(4)(d) – Strong authentication, cryptographic keys and encryption Article 9(2) – ICT security policies, procedures, protocols and tools for resilience and data security
          EU
          Regulation
          		 vCurrent View →
          ISO27002 ISO/IEC 27002 ISO/IEC 27002 is a guidance standard containing a... Clause: 8.24 – Use of cryptography
          ISO
          Standard
          		 v2022 View →
          NIS2 NIS2 Directive The NIS2 Directive establishes EU-wide cybersecuri... Clause: Article 21(2)(h) – Policies and procedures regarding cryptography and, where appropriate, encryption
          EU
          Directive
          		 vCurrent View →
          PCI-DSS PCI DSS PCI DSS is an industry security standard maintaine... Clause: 4.2.1 – Strong cryptography and security protocols; 4.2.1.1 – An inventory of the entity’s trusted keys and
          PCI
          Standard
          		 v4 View →
          NIST-CSF NIST Cybersecurity Framework (CSF) The NIST Cybersecurity Framework provides high-lev... Clause: PR.DS – Data Security | PR.DS-02 – The confidentiality, integrity, and availability of data-in-transit are protected
          NIST
          Framework
          		 v2 View →
          NIST80053 NIST SP 800-53 NIST SP 800-53 Rev. 5 presents control families, i... Clause: 3.18 – SYSTEM AND COMMUNICATIONS PROTECTION; SC-17 – PUBLIC KEY INFRASTRUCTURE CERTIFICATES
          NIST
          Control Catalog
          		 vRev. 5 View →
          GDPR General Data Protection Regulation (GDPR) The General Data Protection Regulation is a bindin... Clause: Article 32(1)(a) – Pseudonymisation and encryption; Article 32(1)(b) – Confidentiality, integrity, availability and access resilience
          EU
          Regulation
          		 vCurrent View →
          NPCI-ISR NPCI Information Security Requirements NPCI information-security requirements define cont... Clause: Security Measures / Controls; Data Security – Encryption
          India
          Standard
          		 vLatest View →
          SOC2 SOC 2 Trust Services Criteria SOC 2 is an independent examination and reporting... Clause: CC6.1 – Logical and Physical Access Controls – The entity implements logical access security software, infrastructure, and architectures over protected information assets to protect them from security events to meet the entity's objectives.
          AICPA
          Audit Framework
          		 vLatest View →

          Parent Domain Context

          Governance Domain Baseline
          Domain Name:
          Cryptography & Key Management (CRY)
          Purpose:
          To manage the use of encryption and cryptographic keys to protect data.
          Scope:
          Enterprise
          View

          Parent Control Context

          Control Baseline
          Control Name:
          Digital Certificate Management (CRY-005)
          Summary:
          Establishes comprehensive digital certificate management including issuance, inventory, renewal, revocation, monitoring, validation, and governance for certificates used across the enterprise.
          Business Description:
          Establish and maintain processes for issuing, renewing, monitoring, revoking, and managing digital certificates used by systems, applications, users, and devices.
          View